package com.qczl.util;

import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.Map.Entry;

import org.apache.http.HttpEntity;
import org.apache.http.HttpResponse;
import org.apache.http.NameValuePair;
import org.apache.http.client.HttpClient;
import org.apache.http.client.entity.UrlEncodedFormEntity;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.impl.client.HttpClients;
import org.apache.http.message.BasicNameValuePair;
import org.apache.http.util.EntityUtils;
import org.apache.log4j.Logger;

public class HttpClientUtil {
	static Logger log = Logger.getLogger(HttpClientUtil.class);

	@SuppressWarnings({ "unchecked", "rawtypes" })
	public static String doPost(String url, Map<String, String> map) {
		String result = null;
		HttpClient httpClient = HttpClients.createDefault();
		try {
			HttpPost httpPost = new HttpPost(url);
			// 设置参数
			List<NameValuePair> list = new ArrayList<NameValuePair>();
			Iterator iterator = map.entrySet().iterator();
			while (iterator.hasNext()) {
				Entry<String, String> elem = (Entry<String, String>) iterator.next();
				list.add(new BasicNameValuePair(elem.getKey(), elem.getValue()));
			}
			if (list.size() > 0) {
				UrlEncodedFormEntity entity = new UrlEncodedFormEntity(list, "utf-8");
				httpPost.setEntity(entity);
			}
			HttpResponse response = httpClient.execute(httpPost);
			if (response != null) {
				HttpEntity resEntity = response.getEntity();
				if (resEntity != null) {
					result = EntityUtils.toString(resEntity, "utf-8");
				}
			}
		} catch (Exception e) {
			log.error("向" + url + "发送post请求异常:" + e);
		} finally {

		}
		return result;
	}

	public static String doGet(String url, Map<String, String> map) {
		String result = null;
		HttpClient httpClient = HttpClients.createDefault();
		try {
			HttpGet httpPost = new HttpGet(url);
			HttpResponse response = httpClient.execute(httpPost);
			if (response != null) {
				HttpEntity resEntity = response.getEntity();
				if (resEntity != null) {
					result = EntityUtils.toString(resEntity, "utf-8");
				}
			}
		} catch (Exception e) {
			e.printStackTrace();
		} finally {

		}
		return result;
	}

}
